nymea-plugins/eq-3/maxcubediscovery.cpp

92 lines
3.1 KiB
C++

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* Copyright 2013 - 2020, nymea GmbH
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#include "maxcubediscovery.h"
#include "extern-plugininfo.h"
MaxCubeDiscovery::MaxCubeDiscovery(QObject *parent) :
QObject(parent)
{
// UDP broadcast for cube detection in the network
m_udpSocket = new QUdpSocket(this);
m_port = 23272;
m_udpSocket->bind(m_port,QUdpSocket::ShareAddress);
m_timeout = new QTimer(this);
m_timeout->setSingleShot(true);
connect(m_udpSocket,SIGNAL(readyRead()),this,SLOT(readData()));
connect(m_timeout,SIGNAL(timeout()),this,SLOT(discoverTimeout()));
}
void MaxCubeDiscovery::detectCubes()
{
m_cubeList.clear();
// broadcast the hello message, every cube should respond with a 26 byte message
m_udpSocket->writeDatagram("eQ3Max*.**********I", QHostAddress::Broadcast, m_port);
m_timeout->start(1500);
}
void MaxCubeDiscovery::readData()
{
QByteArray data;
QHostAddress sender;
quint16 udpPort;
// read the answere from the
while (m_udpSocket->hasPendingDatagrams()) {
data.resize(m_udpSocket->pendingDatagramSize());
m_udpSocket->readDatagram(data.data(), data.size(), &sender, &udpPort);
}
if(!data.isEmpty() && data.contains("eQ3MaxAp")){
CubeInfo cube;
cube.hostAddress = sender;
cube.serialNumber = data.mid(8,10);
cube.rfAddress = data.mid(21,3).toHex();
cube.firmware = data.mid(24,2).toHex().toInt();
// set port depending on the firmware
if(cube.firmware < 109){
cube.port= 80;
}else{
cube.port = 62910;
}
m_cubeList.append(cube);
}
}
void MaxCubeDiscovery::discoverTimeout()
{
emit cubesDetected(m_cubeList);
}